Page 142 - Math Genius C2

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MorE about PLanE ShaPES

A triangle, rectangle, square, circle and oval are plane INDIAHkkjr 2500

shapes. A plane shape can have sides and corners and they Side

can be drawn on a piece of paper.

A corner of a plane figure is called its vertex. The plural of Vertex
vertex is vertices. A straight line forming a plane figure is called its side.

Let us learn more about plane shapes.

rectangle Vertex Side Vertex

• A rectangle has four sides.
• It has four corners (vertices). Side RECTANGLE Side

• The opposite sides of a rectangle are

equal. Vertex Side Vertex

Square triangle

Vertex Side Vertex Vertex
Side
Side
Side SqUARE Side TRIANGLE

Vertex Side Vertex
Vertex Side Vertex
• A square has four sides. • A triangle has three sides.

• It has four vertices. • It has three vertices.

• All the sides of a square are equal.

Oval
Circle • An oval is an egg-

• A circle is a round figure. CIRCLE shaped figure.
• It has no sides and no • It has no sides and OVAL
vertices. no vertices.

140 Mathematics-2